Grizzly G0758 owner manual Downfeed Controls, Identification, Using Coarse Downfeed, Using DRO

Page 24

Downfeed Controls

Identification

3. Press ZERO to "zero" readout at any time.

Current reading will be cleared and scale will

reset to 0.00.

To increase or decrease reading, press or

button. This is useful when calibrating mill/

B

A

D

C

E

drill to known dimensions on a workpiece.

4. Press Power/O button when operation is com-

plete.

Using Coarse Downfeed

1.

Loosen downfeed selector knob to engage

 

coarse downfeed handles.

2.

Loosen quill lock lever.

3.

Turn on spindle DRO and zero it out.

Figure 18. Identification of downfeed controls.

A. Quill Lock Lever

B. Spindle Downfeed DRO

C. Fine Downfeed Handwheel

D.Coarse Downfeed Handle

E. Downfeed Selector Knob

Using DRO

1.Press Power/O button (see Figure 19). A reading should appear on display.

Power

 

 

 

 

 

Zero

Button

 

 

 

 

 

 

 

 

 

 

 

 

in/mm

Button

v Button

Figure 19. Identification of DRO controls.

2.Press in/mm button to select inches or mil- limeters. Each press of button switches between units.

-22-

4. Use coarse downfeed handles to raise and

lower spindle while referencing spindle DRO

for precise movement.

Using Fine Downfeed

1.Tighten downfeed selector knob to engage fine downfeed handwheel.

2. Loosen quill lock lever.

3.Turn on spindle DRO and zero it out.

4.Rotate fine downfeed handwheel to raise and lower spindle while referencing spindle DRO for precise movement.

Model G0758 (Mfd. Since 2/14)

Image 24
Contents Model G0758 MILL/DRILL Page Table of Contents Introduction Machine Description Manual AccuracyContact Info Identification Right side identification Model G0758 Mfd. Since 2/14Controls Components Machine Data Sheet Table Info Safety Safety Instructions for MachineryPage Additional Safety for Mills/Drills Power Supply AvailabilityFull-Load Current Rating 110V Circuit RequirementsGrounding & Plug Requirements Extension CordsMinimum Gauge Size 16 AWG 50 ftSetup Needed for SetupUnpacking Description QtyInventory Inventory Figure QtyCleanup Before cleaning, gather the followingBasic steps for removing rust preventative Site Considerations Lifting & Placing To lift machine and place it in positionAssembly Bench MountingDiameter of Mounting Hardware WorkbenchJoining Drill Chuck Arbor Lubricating Mill/DrillTo join drill chuck and arbor Test Run Inspections Adjustments Spindle Break-InOperations Operation OverviewUsing Coarse Downfeed Using DROUsing Fine Downfeed Downfeed ControlsHeadstock Movement Raising/Lowering HeadstockTilting Headstock Tools Needed QtyTable Travel Graduated DialsAxis Handwheel Tool Needed QtyInstalling/Removing Tooling Installing ToolingTo install tooling Spindle Speed Removing ToolingDetermining Spindle Speed To remove toolingAccessories T26612-Optional Stand for Model G0758Maintenance Cleaning ProtectingSchedule LubricationTable and Column Ways Axis LeadscrewsTo lubricate Z-axis leadscrew Table Leadscrews Headstock GearsTo lubricate table leadscrews To lubricate headstock gearsReplacing DRO Battery Quill Outside SurfaceQuill Rack Service TroubleshootingSymptom Possible Cause Possible Solution Symptom Possible Cause Possible Solution Adjusting Gibs Adjusting Leadscrew BacklashBrush Replacement To inspect and replace motor brushesWiring Wiring Safety InstructionsG0758 Wiring Overview Wiring overview Model G0758 Mfd. Since 2/14G0758 Wiring GNDRear panel Parts ColumnDescription Electrical Box Headstock Description Chip Guard Labels & Cosmetics Warranty Card CommentsGrizzly INDUSTRIAL, INC BOX BELLINGHAM, WAWarranty & Returns